dont check if user previously voted
updated tests to not checkout for `Abuse reported`
added test for multiple votes by same user
Merge pull request #5 from praekelt/feature/reduce-complexity-by-not-checking-if-user-previously-voted

Feature/reduce complexity by not checking if user previously voted
Merge branch 'develop' of github.com:praekelt/django-moderator into feature/without-secret-ballot